TY  - BOOK
AU  - Mazhelis,Oleksiy
AU  - Tyrväinen,Pasi
TI  - Vertical software industry evolution: analysis of telecom operator software 
T2  - Contributions to management science
SN  - 9783790823516 (hbk.)
PY  - 2009///
CY  - Heidelberg, New York
PB  - Physica-Verlag
KW  - Computer software industry
KW  - Telecommunication
N1  - Includes bibliographical references (p. 145-149) and index
ER  -